CN214996274U

CN214996274U - Temporary supporting and reinforcing structure for assembled steel plate composite beam

Info

Publication number: CN214996274U
Application number: CN202120905529.3U
Authority: CN
Inventors: 王君濠; 王晓明; 黄邦灿; 郑旭明
Original assignee: Shenzhen Nanbo Engineering Co ltd
Current assignee: Shenzhen Nanbo Engineering Co ltd
Priority date: 2021-04-28
Filing date: 2021-04-28
Publication date: 2021-12-03
Anticipated expiration: 2031-04-28

Abstract

The utility model relates to an assembled steel sheet composite beam supports reinforced structure temporarily, which comprises a bracket, the support includes the upper fixing frame, the bracing piece, the lower fixing frame, the bracing piece both ends rotate with upper fixing frame and lower fixing frame respectively and are connected, the bracing piece includes loop bar and interior pole, outside the interior pole was located to the loop bar cover, loop bar and interior pole sliding connection, the one end that the loop bar deviates from the upper fixing frame has set firmly the locking ring, the locking ring rotates and is connected with two latch segments, interior pole is seted up two rows of locking grooves that set up along length direction, locking groove and latch segment looks adaptation, the whole length that the pole is located the loop bar in the user adjusts can the adjustment bracing piece. This application can have better holding power to the edge of a wing backup pad of different length, has improved the suitability.

Description

Temporary supporting and reinforcing structure for assembled steel plate composite beam

Technical Field

The application relates to the field of steel plate composite beams, in particular to a temporary supporting and reinforcing structure of an assembled steel plate composite beam.

Background

The steel plate composite beam structure, also called steel plate concrete composite beam, has not little advantage in the aspect of weight, performance and cost compared with the reinforced concrete composite beam structure, and the steel plate composite beam needs to temporarily support the steel beam external rib plate and the flange supporting plate when being installed.

The related art can refer to chinese patent with publication number CN204983728U and discloses a temporary supporting and reinforcing structure for assembled steel plate composite beam, which is characterized in that: the steel plate concrete composite beam is provided with double-spliced channel steel fastened by fastening bolts, the bottom end of the double-spliced channel steel is clamped on a rectangular outer rib plate of a steel beam and supports the steel beam, the top end of the double-spliced channel steel is clamped at the far end of a flange temporary supporting plate and is fixedly connected through bolts, a triangular stress system is formed, and the flange temporary supporting plate is a supporting steel plate supported between the steel beam and the flange concrete beam.

To the above-mentioned correlation technique, the inventor thinks that, above-mentioned interim support reinforced structure is for guaranteeing good support effect, when supporting to the flange of different length, needs to change the channel-section steel of different length, and the suitability is relatively poor.

SUMMERY OF THE UTILITY MODEL

In order to improve the suitability, the application provides a temporary supporting and reinforcing structure of an assembled steel plate composite beam.

The application provides an assembled steel sheet composite beam supports reinforced structure temporarily adopts following technical scheme:

the utility model provides an assembled steel sheet composite beam supports reinforced structure temporarily, includes the support, the support includes upper fixing frame, bracing piece, mount down, and the bracing piece both ends rotate with upper fixing frame and mount down respectively and are connected, and the bracing piece includes loop bar and interior pole, and outside the interior pole was located to the loop bar cover, loop bar and interior pole sliding connection, the one end that the loop bar deviates from the upper fixing frame has set firmly the locking ring, and the locking ring rotates and is connected with two latch blocks, and interior pole has seted up two rows of locking grooves that set up along length direction, locking groove and latch block looks adaptation.

Through adopting above-mentioned technical scheme, the user adjusts the whole length that the interior pole of pole is located the loop bar can the adjustment bracing piece, and the latch segment card is gone into the locking inslot that corresponds, plays limiting displacement to the slip of interior pole in the loop bar, fixes the relative position of loop bar and interior pole, and the user is fixed with top mount and lower mount respectively with girder steel outer rib board and edge of a wing backup pad, can have better holding power to the edge of a wing backup pad of different length, has improved the suitability.

Optionally, the upper fixing frame and the lower fixing frame both comprise a positioning plate and two channel steels, the channel steels are all in sliding connection with the corresponding positioning plates, one sides of the openings of the two channel steels are close to each other, the lower fixing frame is provided with a plurality of bidirectional screw rods along the length direction, and two ends of the bidirectional screw rods are respectively in threaded connection with the two channel steels of the lower fixing frame.

Through adopting above-mentioned technical scheme, two channel-section steels that upper mounting bracket and lower mount correspond move in opposite directions or dorsad, and applicable in the girder steel outer rib board and the edge of a wing backup pad of multiple thickness have improved the suitability.

Optionally, the upper fixing frame is provided with a plurality of fastening bolts along the length direction, the flange supporting plate is provided with a plurality of through holes matched with the fastening bolts, and the fastening bolts are all in threaded connection with fastening nuts.

Through adopting above-mentioned technical scheme, fastening bolt passes corresponding through-hole and fastening nut threaded connection, is convenient for fix the upper fixing frame, and relative movement takes place for difficult and edge of a wing backup pad of upper fixing frame, is favorable to improving the support effect.

Optionally, the locating plate of lower mount has all set firmly connecting portion along length direction's both ends, rotates between two connecting portion and is connected with the axis of rotation, and the axis of rotation is located between two channel-section steels of lower mount, and the axis of rotation has set firmly a plurality of worms along length direction, and the intermediate position of two-way screw rod all sets firmly the worm wheel with the worm adaptation.

Through adopting above-mentioned technical scheme, the axis of rotation rotates and drives a plurality of synchronous worms and rotates, and the worm meshes with the worm wheel one-to-one, can drive all two-way screw rods and rotate in step, and simple structure has improved the operation convenience.

Optionally, one of the channel steel of the lower fixing frame is in threaded connection with an adjusting bolt, the adjusting bolt is abutted against the other channel steel of the lower fixing frame, and the adjusting bolt is located on one side of the lower fixing frame close to the supporting rod.

Through adopting above-mentioned technical scheme, adjusting bolt adjusts the lateral separation that two channel-section steels of lower mount are close to the bracing piece, all is close the parallel when making two channel-section steels of lower mount and the outer rib plate of the girder steel of different thickness fixed, and then ensures better fixed effect, is favorable to improving the suitability.

Optionally, a guide block is fixedly arranged in the loop bar along the length direction, and the inner bar is provided with a guide groove matched with the guide block.

Through adopting above-mentioned technical scheme, the guide block makes interior pole and the difficult relative rotation that takes place of loop bar with the guide way cooperation, and the latch segment of being convenient for is gone into smoothly to block in the locking groove that corresponds, is favorable to improving the operation convenience.

Optionally, an operating rod is arranged at the lower end of the rotating shaft, and the operating rod is perpendicular to the rotating shaft.

Through adopting above-mentioned technical scheme, the user rotates through the axis of rotation of control lever control, and it is more convenient to operate.

Optionally, the operating rod is connected with the rotating shaft in a sliding mode, limiting balls are arranged at two ends of the operating rod, and the diameter of each limiting ball is larger than that of the operating rod.

Through adopting above-mentioned technical scheme, the action bars is difficult for interfering the rotation that influences the axis of rotation with the girder steel outer rib, and convenient to use person utilizes lever principle control axis of rotation to rotate, is favorable to using manpower sparingly.

In summary, the present application includes at least one of the following beneficial technical effects:

1. by arranging the inner rod and the loop bar, a user can adjust the overall length of the support rod by adjusting the length of the inner rod in the loop bar, the locking blocks are clamped into the corresponding locking grooves, the sliding of the inner rod in the loop bar is limited, the relative positions of the loop bar and the inner rod are fixed, the user fixes the upper fixing frame and the lower fixing frame with the outer rib plate of the steel beam and the flange support plate respectively, the flange support plates with different lengths can be well supported, and the applicability is improved;

2. by arranging the bidirectional screw and the channel steel, the two channel steels corresponding to the upper fixing frame and the lower fixing frame move oppositely or back to back, the device is suitable for steel beam outer rib plates and flange supporting plates with various thicknesses, and the applicability is improved;

3. through setting up adjusting bolt, adjusting bolt adjusts the lateral separation that two channel-section steels of lower mount are close to the bracing piece, all is close the parallel when making two channel-section steels of lower mount and the outer rib plate of the girder steel of different thickness fixed, and then ensures better fixed effect, is favorable to improving the suitability.

Drawings

Fig. 1 is a schematic structural view of an assembled steel plate composite beam temporary support reinforcing structure.

Fig. 2 is intended to highlight the position of the fastening bolt.

Fig. 3 is a schematic view of the lower fixing frame.

Fig. 4 is intended to highlight the structural schematic of the support bar.

Description of reference numerals: 1. a support; 11. an upper fixing frame; 12. a support bar; 13. a lower fixing frame; 121. a loop bar; 122. an inner rod; 123. locking a ring; 124. a locking block; 125. a locking groove; 2. positioning a plate; 21. channel steel; 3. a bidirectional screw; 111. fastening a bolt; 131. a connecting portion; 4. a rotating shaft; 41. a worm; 31. a worm gear; 133. adjusting the bolt; 51. a guide groove; 42. an operating lever; 421. and a limiting ball.

Detailed Description

The present application is described in further detail below with reference to the accompanying drawings.

The embodiment of the application discloses temporary supporting and reinforcing structure for assembled steel plate composite beam.

Referring to fig. 1, the temporary supporting and reinforcing structure for the assembled steel plate composite beam comprises a support 1, wherein the support 1 is made of solid metal materials which are strong in bearing capacity and not prone to deformation, and is long in service life and good in supporting effect; the support 1 comprises an upper fixing frame 11, a supporting rod 12 and a lower fixing frame 13, wherein the upper fixing frame 11 is installed on a flange supporting plate by a user, the lower fixing frame 13 is installed on an outer rib plate of a steel beam, two ends of the supporting rod 12 are respectively rotatably connected with the upper fixing frame 11 and the lower fixing frame 13, a stable triangular structure is formed among the supporting rod 12, the flange supporting plate and the outer rib plate of the steel beam, and the supporting rod 12 is positioned at an included angle with the horizontal direction which is larger than 30 degrees during installation so as to ensure that the supporting rod 12 has better supporting capacity.

Referring to fig. 1, the upper fixing frame 11 and the lower fixing frame 13 both include a positioning plate 2 and two channel-section steels 21, the channel-section steels 21 are close to the equal fixed mounting of one end corresponding to the positioning plate 2 and have a limiting slider, the limiting sliding grooves matched with the limiting slider are all arranged on the positioning plate 2, the limiting sliding grooves are all arranged along the width direction of the positioning plate 2, the channel-section steels 21 can be controlled by a user to slide relative to the positioning plate 2 along the limiting sliding grooves, the openings of the limiting sliding grooves are narrow, and the channel-section steels 21 are not easy to separate from the positioning plate 2.

Referring to fig. 1 and 2, fastening bolt 111 is installed at the equidistant length direction of upper mount 11 edge, and the metal sheet that the edge of a wing backup pad needs to be demolishd for the later stage, the user utilize the instrument set up in the edge of a wing backup pad with the through-hole of fastening bolt 111 adaptation, then overlap upper mount 11 outside the edge of a wing backup pad, two channel-section steels 21 of upper mount 11 are located the both sides of edge of a wing backup pad respectively, and the opening of two channel-section steels 21 of upper mount 11 all is close to the edge of a wing backup pad.

Referring to fig. 1 and 2, the equal threaded connection of fastening bolt 111 has fastening nut, the user unscrews fastening nut from fastening bolt 111 to corresponding, pass the through-hole that corresponds three fastening bolt 111, make fastening bolt 111 both ends be located the one side that two channel-section steels 21 of upper mounting bracket 11 deviate from each other respectively, then on screwing fastening nut can correspond fastening bolt 111, two channel-section steels 21 of upper mounting bracket 11 press from both sides the edge of a wing backup pad tightly after screwing up, the clamp of 11 fastening bolt 111 of upper mounting bracket and two channel-section steels 21 down, be difficult for taking place relative movement with the edge of a wing backup pad, and with the great difficult mutual disengagement of area of contact when the edge of a wing backup pad is fixed, fixed effectual.

Referring to fig. 1, the upper end of the supporting rod 12 is rotatably connected to the middle of the positioning plate 2 of the upper fixing frame 11, and a user rotates the supporting rod 12 in a direction close to the outer rib plate of the steel beam to adjust the supporting rod 12 to a proper angle; the supporting rod 12 includes a sleeve rod 121 and an inner rod 122, the sleeve rod 121 is sleeved outside the inner rod 122 and is connected with the inner rod 122 in a sliding manner, and a user manually controls the inner rod 122 to slide in the sleeve rod 121 to adjust the distance between the lower end of the inner rod 122 and the outer rib plate of the steel beam.

Referring to fig. 1 and 3, the lower end of the inner rod 122 is rotatably connected with one side of the positioning plate 2 of the lower fixing frame 13, which is far away from the corresponding channel steel 21, and is located in the middle position of the lower fixing frame 13 in the length direction, and a user sleeves two channel steels 21 of the lower fixing frame 13 on two sides of the steel beam outer rib plate; the lower fixing frame 13 is provided with a plurality of bidirectional screws 3 along the length direction, threads at two ends of the bidirectional screws 3 are arranged in a reverse direction, two channel steel 21 are respectively in threaded connection with two ends of the bidirectional screws 3, and when the bidirectional screws 3 rotate, the two channel steel 21 of the lower fixing frame 13 move in opposite directions or in a back direction.

Referring to fig. 1 and 3, two ends of the positioning plate 2 of the lower fixing frame 13 along the length direction are both fixedly provided with a connecting portion 131, the connecting portion 131 is located on one side of the positioning plate 2 away from the support rod 12, a rotating shaft 4 is installed between the two connecting portions 131, two ends of the rotating shaft 4 are respectively rotatably connected with the two connecting portions 131, the lower end of the rotating shaft 4 extends out of the corresponding connecting block to be provided with an operating rod 42, and the operating rod 42 is perpendicular to the rotating shaft 4; the access hole with the adaptation of action bars 42 is seted up to 4 tip under the axis of rotation, action bars 42 passes the access hole and 4 sliding connection of axis of rotation, user's manual control action bars 42 slides in the access hole, the equal fixed mounting in action bars 42 both ends has spacing ball 421, spacing ball 421 diameter is greater than action bars 42, the spacing ball 421 of user control action bars 42 one end contradicts with axis of rotation 4, then manual action bars 42 are broken off with the fingers and thumb and are rotated along axis of rotation 4, utilize lever principle to drive axis of rotation 4 and rotate, it is comparatively laborsaving.

Referring to fig. 1 and 3, the rotating shaft 4 is located between two channel steel 21 of the lower fixing frame 13, three worms 41 are fixedly mounted on the rotating shaft 4 along the length direction, the three worms 41 rotate synchronously with the rotating shaft 4, worm wheels 31 matched with the worms 41 are fixedly mounted in the middle positions of the two-way screws 3, the worms 41 are meshed with the worm wheels 31, the three two-way screws 3 are driven by the worm wheels 31 to rotate synchronously, and then the two channel steel 21 of the lower fixing frame 13 are controlled to clamp the outer rib plates of the steel beam tightly, and the lower fixing frame 13 is fixed on the outer rib plates of the steel beam under the condition that the outer rib plates of the steel beam of an army are damaged.

Referring to fig. 1 and 3, one of them channel-section steel 21 threaded connection of lower mount 13 has adjusting bolt 133, adjusting bolt 133 sets up along the width direction of locating plate 2, adjusting bolt 133 is located one side that lower mount 13 is close to bracing piece 12 and contradicts with another channel-section steel 21 of lower mount 13, two channel-section steels 21 press from both sides the tight back of girder steel outer rib plate, the user twists adjusting bolt 133 and makes adjusting bolt 133 and another channel-section steel 21 top tight, keep two channel-section steels 21 in the state that is close to the parallel, make lower mount 13 be difficult for breaking away from the girder steel outer rib plate, all have better fixed effect to the girder steel outer rib plate of different thickness, and the suitability is strong.

Referring to fig. 1 and 4, a locking ring 123 is fixedly installed at one end of the loop bar 121 facing away from the upper fixing frame 11, the locking ring 123 is sleeved outside the inner rod 122, the locking ring 123 is rotatably connected with two locking blocks 124, the inner rod 122 is provided with two rows of locking grooves 125 arranged along the length direction, the locking grooves 125 are matched with the locking blocks 124, when the length of the supporting rod 12 is adjusted, a user pulls the locking blocks 124 to be located outside the locking grooves 125, a guide block is fixedly installed in the loop bar 121 along the length direction, the inner rod 122 is provided with a guide groove 51 matched with the guide block, when the inner rod 122 slides relative to the loop bar 121, the guide block slides in the guide groove 51 to limit the inner rod 122, the inner rod 122 is not easy to rotate relative to the loop bar 121, the locking blocks 124 are ensured to be always located above the corresponding limiting grooves, after the upper fixing frame 11 and the lower fixing frame 13 are installed, the user rotates the two locking blocks 124 to be respectively clamped in the corresponding locking grooves 125, the length of the support rod 12 is fixed, so that flange support plates with different lengths can be supported, and the applicability is high.

The implementation principle of the temporary supporting and reinforcing structure of the assembled steel plate composite beam in the embodiment of the application is as follows: a user fixes the upper fixing frame 11 on the flange supporting plate, rotates the supporting rod 12 towards the direction close to the outer rib plate of the steel beam, adjusts the supporting rod 12 to a proper angle, manually controls the inner rod 122 to slide in the loop bar 121, adjusts the distance between the lower end part of the inner rod 122 and the outer rib plate of the steel beam, then rotates the operating rod 42, drives the two channel steel 21 of the lower fixing frame 13 to clamp the outer rib plate of the steel beam through the rotating shaft 4, the worm 41, the worm wheel 31 and the two-way screw 3, and then twists the adjusting bolt 133 to enable the adjusting bolt 133 to be tightly propped against the other channel steel 21, so that the lower fixing frame 13 is not easy to separate from the outer rib plate of the steel beam, and better fixing effect on the outer rib plate of the steel beam with different thicknesses is guaranteed; then the user rotates two locking blocks 124 and blocks in the corresponding locking groove 125 respectively, fixes the length of the supporting rod 12, and then can support flange supporting plates with different lengths, and the applicability is strong.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an assembled steel sheet composite beam supports reinforced structure temporarily, includes support (1), its characterized in that: support (1) includes upper fixed frame (11), bracing piece (12), lower fixed frame (13), bracing piece (12) both ends rotate with upper fixed frame (11) and lower fixed frame (13) respectively and are connected, bracing piece (12) are including loop bar (121) and interior pole (122), outside interior pole (122) were located to loop bar (121) cover, loop bar (121) and interior pole (122) sliding connection, the one end that loop bar (121) deviate from upper fixed frame (11) has set firmly locking ring (123), locking ring (123) rotate and are connected with two latch segments (124), interior pole (122) are seted up two rows and are followed locking groove (125) that length direction set up, locking groove (125) and latch segment (124) looks adaptation.

2. The assembled steel plate composite beam temporary support reinforcing structure of claim 1, wherein: the upper fixing frame (11) and the lower fixing frame (13) respectively comprise a positioning plate (2) and two channel steel (21), the channel steel (21) is connected with the corresponding positioning plate (2) in a sliding mode, one sides of openings of the two channel steel (21) are close to each other, the lower fixing frame (13) is provided with a plurality of bidirectional screws (3) along the length direction, and the two ends of each bidirectional screw (3) are respectively in threaded connection with the two channel steel (21) of the lower fixing frame (13).

3. The assembled steel plate composite beam temporary support reinforcing structure of claim 1, wherein: the upper fixing frame (11) is provided with a plurality of fastening bolts (111) along the length direction, the flange supporting plate is provided with a plurality of through holes matched with the fastening bolts (111), and the fastening bolts (111) are all in threaded connection with fastening nuts.

4. The assembled steel plate composite beam temporary support reinforcing structure of claim 2, wherein: locating plate (2) of lower mount (13) all set firmly connecting portion (131) along length direction's both ends, rotate between two connecting portion (131) and be connected with axis of rotation (4), axis of rotation (4) are located between two channel-section steels (21) of lower mount (13), and axis of rotation (4) have set firmly a plurality of worms (41) along length direction, and the intermediate position of two-way screw rod (3) all sets firmly worm wheel (31) with worm (41) adaptation.

5. The assembled steel plate composite beam temporary support reinforcing structure of claim 2, wherein: one channel steel (21) of the lower fixing frame (13) is in threaded connection with an adjusting bolt (133), the adjusting bolt (133) is abutted against the other channel steel (21) of the lower fixing frame (13), and the adjusting bolt (133) is located on one side, close to the supporting rod (12), of the lower fixing frame (13).

6. The assembled steel plate composite beam temporary support reinforcing structure of claim 1, wherein: a guide block is fixedly arranged in the loop bar (121) along the length direction, and a guide groove (51) matched with the guide block is formed in the inner bar (122).

7. The assembled steel plate composite beam temporary support reinforcing structure of claim 4, wherein: the lower end part of the rotating shaft (4) is provided with an operating rod (42), and the operating rod (42) is perpendicular to the rotating shaft (4).

8. The assembled steel plate composite beam temporary support reinforcing structure of claim 7, wherein: operating rod (42) and axis of rotation (4) sliding connection, operating rod (42) both ends all are equipped with spacing ball (421), and spacing ball (421) diameter is greater than operating rod (42).